4.2.5 - The repository shall have access to necessary tools and resources to provide authoritative Representation Information for all of the digital objects it contains.

In particular the following aspects must be checked.

4.2.5.1       The repository shall have tools or methods to identify the file type of all submitted Data Objects.

4.2.5.2       The repository shall have tools or methods to determine what Representation Information is necessary to make each Data Object understandable to the Designated Community.

4.2.5.3       The repository shall have access to the requisite Representation Information.

4.2.5.4       The repository shall have tools or methods to ensure that the requisite Representation Information is persistently associated with the relevant Data Objects.

Supporting Text

This is necessary in order to ensure that the repository’s digital objects are understandable to the Designated Community.

Examples of Ways the Repository can Demonstrate it is Meeting these Requirements

Subscription or access to such registries; association of unique identifiers to registries of Representation Information (including format registries); viewable records in local registries (with persistent links to digital objects); database records that include Representation Information and a persistent link to relevant digital objects.